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Constructors in JavaScript objects
...years ago: http://joost.zeekat.nl/constructors-considered-mildly-confusing.html
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Python's equivalent of && (logical-and) in an if-statement
...learn about here: ibiblio.org/g2swap/byteofpython/read/operator-precedence.html)
– ChristopheD
Apr 2 '15 at 21:51
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What is the largest Safe UDP Packet Size on the Internet
...tation by other network layers must be reassembled.
https://tools.ietf.org/html/rfc1122#page-56
3.3.2 Reassembly
The IP layer MUST implement reassembly of IP datagrams.
We designate the largest datagram size that can be reassembled
by EMTU_R ("Effective MTU to receive"); ...
Why aren't superclass __init__ methods automatically invoked?
..., from the python docs for __init__ at docs.python.org/reference/datamodel.html#basic-customization : "As a special constraint on constructors, no value may be returned; doing so will cause a TypeError to be raised at runtime" (emphasis mine). So there, it's official, __init__ is a constructor.
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How to use shared memory with Linux in C
...here's an example: code.woboq.org/userspace/glibc/sysdeps/posix/shm_open.c.html
– Leo
Apr 9 '18 at 19:29
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Grant execute permission for a user on all stored procedures in database?
...tp://www.patrickkeisler.com/2012/10/grant-execute-permission-on-all-stored.html
--Any stored procedures that are created in the dbo schema can be
--executed by users who are members of the db_execproc database role
--...add a user e.g. for the NETWORK SERVICE login that asp.net uses
CREATE USER as...
How to simulate a click by using x,y coordinates in JavaScript?
...it was clicked.
All modern browsers support document.elementFromPoint and HTMLElement.prototype.click(), since at least IE 6, Firefox 5, any version of Chrome and probably any version of Safari you're likely to care about. It will even follow links and submit forms:
document.elementFromPoint(x, y...
Is there a date format to display the day of the week in java?
...k
http://download.oracle.com/javase/6/docs/api/java/text/SimpleDateFormat.html
Date date = new Date();
DateFormat df = new SimpleDateFormat("yyyy-MM-E");
System.out.println(df.format(date));
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Postgres dump of only parts of tables for a dev snapshot
...ROM 'myfile.tsv'
https://www.postgresql.org/docs/current/static/sql-copy.html
You should consider maintaining a set of development data rather than just pulling a subset of your production. In the case that you're writing unit tests, you could use the same data that is required for the tests, tr...
Is “argv[0] = name-of-executable” an accepted standard or just a common convention?
... The POSIX standard (opengroup.org/onlinepubs/9699919799/functions/execve.html) has more to say - making it clear that what is in argv[0] is at the whim of the process the executes the 'execve()' (or related) system call.
– Jonathan Leffler
Jan 12 '10 at 22:36...